Home / 197,156.24-295,712.76-78,796.88

Finding the Fourth Proportional to 197,156.24, 295,712.76 and 78,796.88

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Solution

The fourth proportional to 197,156.24, 295,712.76 and 78,796.88 is: 118,186.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,156.24 : 295,712.76 = 78,796.88 : x
  2. Step 2: Convert to fraction form
    197,156.24/295,712.76 = 78,796.88/x
  3. Step 3: Cross multiply
    197,156.24x = 295,712.76 × 78,796.88
  4. Step 4: Simplify right side
    197,156.24x = 23,301,242,864.19
  5. Step 5: Solve for x
    x = 23,301,242,864.19/197,156.24
  6. Step 6: Final answer
    x = 118,186.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.